cairn
🇺🇸
/kern/
🇬🇧
/keən/
A cairn is a stack of rocks that people make to show a path or to mark a special place.
We followed the trail marked by cairns, which helped us find our way through the mountains.
我们沿着用石堆标记的小径前进,这帮助我们在山中找到了路。